Mars on Dec 19


Image of Mars from last evening at 11:33 pm. Turbulence ok maybe 5 to 6/10 at times, mostly clear, temp in the low 20s. Usual setup: Mx+ mount, C14HD scope, Televue 2X Barlow, Baader UV/IR filter, Zwo ASI 462 MC. SharpCap used to capture frames for 6 minutes at 142.8 fps; exposure of 6.791 ms; gain at 208; Autostackert used to align and stack best 5% of 51,430 frames; Registax used to wavelet sharpen; Photoshop used to adjust haze and noise. Mars central longitude 166.2 when frames captured. The apparent size is now 16.2 arc sec across; it was 17.2 when closest at the end of November.

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